code: def test_from_dict(self):
      answer = ExtractedAnswer.from_dict(
          {
              "type": "haystack.dataclasses.answer.ExtractedAnswer",
              "init_parameters": {
                  "data": "42",
                  "query": "What is the answer?",
                  "document": {
                      "id": "8f800a524b139484fc719ecc35f971a080de87618319bc4836b784d69baca57f",
                      "content": "I thought a lot about this. The answer is 42.",
                  },
                  "context": "The answer is 42.",
                  "score": 1.0,
                  "document_offset": {"start": 42, "end": 44},
                  "context_offset": {"start": 14, "end": 16},
                  "meta": {"meta_key": "meta_value"},
              },
          }
      )
      assert answer.data == "42"
      assert answer.query == "What is the answer?"
      assert answer.document == Document(
          id="8f800a524b139484fc719ecc35f971a080de87618319bc4836b784d69baca57f",
          content="I thought a lot about this. The answer is 42.",
      )
      assert answer.context == "The answer is 42."
      assert answer.score == 1.0
      assert answer.document_offset == ExtractedAnswer.Span(42, 44)
      assert answer.context_offset == ExtractedAnswer.Span(14, 16)
      assert answer.meta == {"meta_key": "meta_value"}
  
file_path: haystack/test/dataclasses/test_answer.py
imports: from pandas import DataFrame
  from haystack.dataclasses.answer import Answer, ExtractedAnswer, ExtractedTableAnswer, GeneratedAnswer
  from haystack.dataclasses.document import Document
label_desc: Use image node_id 4 for calling the TestExtractedAnswer obj's underlying member method code with example usage: obj.test_from_dict() without return types